.page-faq {
  --faq-rule: rgba(242, 246, 255, 0.16);
  --faq-rule-soft: rgba(242, 246, 255, 0.09);
  background: var(--night);
  color: var(--text);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-faq .faq-hero {
  padding: 26px 0 50px;
  border-bottom: 3px solid var(--line-strong);
  background:
    radial-gradient(120% 150% at 90% -10%, rgba(58, 34, 102, 0.9) 0%, rgba(6, 20, 40, 0) 60%),
    var(--night);
}

.page-faq .faq-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  margin-top: 22px;
}

.page-faq .faq-hero-copy h1 {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: clamp(30px, 6.4vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.page-faq .faq-lede {
  margin: 18px 0 0;
  font-family: var(--font-editorial);
  font-size: 17px;
  line-height: 1.75;
  color: var(--text);
  max-width: 40em;
}

.page-faq .faq-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-faq .faq-hero-panel {
  padding: 18px 16px 20px;
  background: var(--panel);
  border-color: var(--line-strong);
}

.page-faq .faq-panel-label {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--orange-soft);
}

.page-faq .faq-hot-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-faq .faq-hot-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 11px 10px;
  color: var(--text);
  text-decoration: none;
  font-size: 15px;
  line-height: 1.5;
  border-left: 3px solid transparent;
  border-bottom: 1px solid var(--faq-rule);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-hot-list a .mono {
  font-size: 12px;
  color: var(--mint);
}

.page-faq .faq-hot-list a:hover {
  background: rgba(255, 106, 26, 0.1);
  border-left-color: var(--orange);
}

.page-faq .faq-hot-list a:focus-visible,
.page-faq .faq-index-card:focus-visible,
.page-faq .faq-nav-link:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
}

/* ---------- 分类索引 ---------- */
.page-faq .faq-index {
  padding: 48px 0 52px;
}

.page-faq .faq-index-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.page-faq .faq-index-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px 18px 20px;
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
  border: 3px solid var(--line-strong);
  box-shadow: var(--shadow-hard);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .faq-index-card:nth-child(1) { border-width: 4px; }
.page-faq .faq-index-card:nth-child(2) { border-width: 2px; background: var(--night-deep); }
.page-faq .faq-index-card:nth-child(3) { border-width: 3px; border-color: rgba(255, 106, 26, 0.62); }
.page-faq .faq-index-card:nth-child(4) { border-width: 2px; background: var(--panel-2); }

.page-faq .faq-index-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
  border-color: var(--orange-soft);
}

.page-faq .faq-index-num {
  font-size: 38px;
  line-height: 1;
  color: var(--mint);
}

.page-faq .faq-index-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 19px;
  line-height: 1.25;
  letter-spacing: 0.01em;
}

.page-faq .faq-index-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted);
}

.page-faq .faq-index-q {
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid var(--faq-rule);
  font-size: 13px;
  color: var(--orange-soft);
}

.page-faq .faq-index-figure {
  margin: 26px 0 0;
}

.page-faq .media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-faq .media-frame figcaption {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 分组锚点条 ---------- */
.page-faq .faq-body {
  padding-bottom: 8px;
}

.page-faq .faq-nav {
  position: sticky;
  top: 0;
  z-index: 4;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 12px 0;
  margin-bottom: 4px;
  background: rgba(6, 20, 40, 0.94);
  border-bottom: 1px solid var(--faq-rule);
  scrollbar-width: thin;
}

.page-faq .faq-nav-link {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--faq-rule);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-faq .faq-nav-link .mono {
  font-size: 11px;
  color: var(--orange);
}

.page-faq .faq-nav-link:hover {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(14, 42, 79, 0.9);
}

/* ---------- 问答分组 ---------- */
.page-faq .faq-group {
  padding: 40px 0 10px;
  scroll-margin-top: 64px;
}

.page-faq .faq-group-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  padding-bottom: 12px;
  margin-bottom: 6px;
  border-bottom: 3px solid var(--line-strong);
}

.page-faq .faq-group-num {
  font-size: 24px;
  line-height: 1;
  color: var(--orange);
}

.page-faq .faq-group-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.4vw, 30px);
  line-height: 1.2;
  letter-spacing: 0.01em;
}

.page-faq .faq-group-head p {
  flex: 1 1 100%;
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--muted);
}

.page-faq .qa {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  padding: 18px 0;
  border-bottom: 1px solid var(--faq-rule);
  scroll-margin-top: 72px;
}

.page-faq .qa > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.page-faq .qa > summary::-webkit-details-marker {
  display: none;
}

.page-faq .qa-q {
  font-family: var(--font-editorial);
  font-size: 17px;
  line-height: 1.55;
  color: var(--text);
  transition: color var(--dur) var(--ease);
}

.page-faq .qa > summary:hover .qa-q {
  color: var(--orange-soft);
}

.page-faq .qa > summary:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 4px;
}

.page-faq .qa-sign {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  margin-top: 3px;
  border: 2px solid var(--line-strong);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-faq .qa-sign::before,
.page-faq .qa-sign::after {
  content: "";
  position: absolute;
  background: var(--orange-soft);
}

.page-faq .qa-sign::before {
  left: 50%;
  top: 5px;
  bottom: 5px;
  width: 2px;
  transform: translateX(-50%);
}

.page-faq .qa-sign::after {
  top: 50%;
  left: 5px;
  right: 5px;
  height: 2px;
  transform: translateY(-50%);
}

.page-faq .qa[open] .qa-sign {
  transform: rotate(45deg);
  border-color: var(--orange);
}

.page-faq .qa[open] > summary .qa-q {
  color: var(--orange-soft);
}

.page-faq .qa-answer {
  padding-top: 12px;
}

.page-faq .qa-answer p {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 46em;
}

.page-faq .qa-answer p + p {
  margin-top: 10px;
}

.page-faq .qa-answer a {
  color: var(--mint);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-faq .qa:target {
  animation: faq-flash 1.6s var(--ease) 1;
}

@keyframes faq-flash {
  0% {
    box-shadow: inset 0 0 0 3px var(--orange);
    background: rgba(255, 106, 26, 0.12);
  }
  100% {
    box-shadow: inset 0 0 0 3px transparent;
    background: transparent;
  }
}

/* ---------- 色带分隔 ---------- */
.page-faq .faq-divider {
  padding: 24px 0;
  border-top: 3px solid var(--line-strong);
  border-bottom: 3px solid var(--line-strong);
}

.page-faq .faq-divider-rule {
  display: block;
  height: 10px;
  background-image: repeating-linear-gradient(90deg, rgba(242, 246, 255, 0.5) 0 1px, transparent 1px 22px);
  background-repeat: repeat-x;
  background-position: 0 0;
}

/* ---------- 访问与设备图 ---------- */
.page-faq .faq-visit-grid {
  margin-top: 12px;
  align-items: start;
}

.page-faq .faq-figure-visit {
  aspect-ratio: 5 / 4;
  margin: 22px 0 0;
}

/* ---------- 联系区 ---------- */
.page-faq .faq-more {
  padding: 50px 0 58px;
}

.page-faq .faq-more-grid {
  gap: 28px;
  align-items: start;
}

.page-faq .faq-more h2 {
  margin: 10px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(23px, 4vw, 36px);
  line-height: 1.16;
  letter-spacing: -0.01em;
}

.page-faq .faq-more-lede {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text);
  max-width: 38em;
}

.page-faq .faq-contact-panel {
  padding: 20px 18px 22px;
  background: var(--night);
  border-color: var(--line-strong);
}

.page-faq .faq-contact-label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--orange-soft);
}

.page-faq .faq-contact-value {
  margin: 4px 0 16px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--mint);
  word-break: break-all;
}

.page-faq .faq-contact-note {
  margin: 0;
  padding-top: 14px;
  border-top: 1px solid var(--faq-rule);
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 900px) {
  .page-faq .faq-hero {
    padding: 34px 0 62px;
  }

  .page-faq .faq-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 40px;
    align-items: start;
  }

  .page-faq .faq-index-grid {
    grid-template-columns: 1.3fr 1fr 1.15fr 0.95fr;
    align-items: stretch;
  }

  .page-faq .faq-index-card:nth-child(2) {
    margin-top: 18px;
  }

  .page-faq .faq-index-card:nth-child(4) {
    margin-top: 34px;
  }

  .page-faq .faq-more-grid {
    gap: 44px;
  }
}

@media (min-width: 960px) {
  .page-faq .qa {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: 0 44px;
    align-items: start;
    padding: 22px 0;
  }

  .page-faq .qa > summary {
    grid-column: 1;
  }

  .page-faq .qa > .qa-answer {
    grid-column: 2;
    padding-top: 2px;
  }

  .page-faq .qa:nth-child(even) > .qa-answer {
    padding-top: 12px;
  }

  .page-faq .qa:nth-child(even) > summary {
    padding-top: 6px;
  }

  .page-faq .faq-figure-visit {
    margin: 12px 0 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-faq .faq-index-card,
  .page-faq .qa-sign,
  .page-faq .qa-q,
  .page-faq .faq-nav-link,
  .page-faq .faq-hot-list a {
    transition: none;
  }

  .page-faq .qa:target {
    animation: none;
    box-shadow: inset 0 0 0 3px var(--orange);
  }
}
<<<END>>>